Initialism of postage and packing/packaging. / Initialism of policies and procedures.

(role-playing games) pen-and-paper, usually specifically in reference to the term "pen-and-paper role-playing game", an alternate term for a tabletop role-playing game

(grammar) Alternative form of p.p.

Alternative form of p&p (“postage and packing”) / (linguistics) Initialism of principles and parameters.

(Oxford University slang) Initialism of Port and Policy.

The sixteenth letter of the English alphabet, called pee and written in the Latin script.

The ordinal number sixteenth, derived from this letter of the English alphabet, called pee and written in the Latin script.

Abbreviation of post, meaning after / Abbreviation of per.

Abbreviation of page (plural pp) / (UK) Abbreviation of penny; pence. / (physics) proton / (video compression) Abbreviation of progressive scan. / Abbreviation of pee.

(knitting) Abbreviation of purl.